import java.util.Scanner;


public class SwitchTest2 {

  public static void main(String[] args) {

    Scanner in = new Scanner(System.in);
    System.out.print("Enter `yes` or `no`: ");
    String input = in.nextLine();

    switch(input.toLowerCase()) {
      case "yes":
        System.out.println("Hello World I");
        break;
      case "no":
        System.out.println("Hello World II");
        break;
      default:
        System.out.println("Hello World III");
    }
  }

}
